WASHINGTON, DC - JUNE 24: Musician Louis Armstrong, boxer Muhammad Ali, and inventor Henry Ford are featured on a Wall of American Heroes inside the Freedom Truck, sponsored by Freedom 250, during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)

WASHINGTON, DC - JUNE 24: Attendees view the Wall of American Heroes inside the Freedom Truck, sponsored by Freedom 250, during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)

WASHINGTON, DC - JUNE 24: Abolitionist Frederick Douglass, explorer Sacagawea, and nurse Clara Barton are featured on a Wall of American Heroes inside the Freedom Truck, sponsored by Freedom 250, during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)

WASHINGTON, DC - JUNE 24: A video message from U.S. President Donald Trump plays next to the Wall of American Heroes inside the Freedom Truck, sponsored by Freedom 250, during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)

WASHINGTON, DC - JUNE 24: The stage near the Washington Monument is pictured during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)

WASHINGTON, DC - JUNE 24: A video message from U.S. President Donald Trump plays next to the Wall of American Heroes inside the Freedom Truck, sponsored by Freedom 250, during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)

WASHINGTON, DC - JUNE 24: A map of Russia is displayed inside the Freedom Truck, sponsored by Freedom 250, during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)

WASHINGTON, DC - JUNE 24: An attendee walks past an AI-powered portrait of former U.S. President George Washington inside the Freedom Truck, sponsored by Freedom 250, during the Great American State Fair Kickoff Celebration on the National Mall on June 24, 2026 in Washington, DC. The Great American State Fair runs through July 10 celebrating the 250th anniversary of the United States of America. (Photo by Al Drago/Getty Images)